diff --git a/.travis.yml b/.travis.yml
index 78a6c4a5..73b20716 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,9 @@
 rvm:
   - 2.3.0
   - 2.4.0
-  - jruby-9.1.8.0
+  - jruby-9.2.7.0
 jdk:
-  - oraclejdk8
+  - oraclejdk9
 before_install:
  - sudo apt-get update
  - sudo apt-get install libicu-dev